import pymysql

db = pymysql.connect(host='localhost',user='root',password='926979',port = 3306, database = 'test')

cursor = db.cursor()
sql =  """
INSERT INTO
  EMPLOYEE (FIRST_NAME, LAST_NAME, AGE, SEX, INCOME)
VALUES
  ('Mac', 'Su', 20, 'M', 5000)
"""

try:
    cursor.execute(sql)
    db.commit()
except:
    db.rollback()

db.close()